Physics Questions, Problems & Solutions : TransWikia.com ~ Page 278

How to take the reading of voltmeter if the needle falls between 1.6V and 1.7V?

What value should I take based on this voltmeter reading as shown in the picture? Is it 1.6V or 1.7V? I believe there is a parallax error in this case....

Asked on 06/07/2021 by Findy

3 answer

Heisenberg and Schrödinger pictures - clarification

Question related to The equivalence between Heisenberg and Schroedinger pictures. I understand what's explained in the link provided above. My textbook (Breuer and Petruccione's Theory of Open Quantum Systems...

Asked on 06/07/2021 by user3461126

1 answer

What's the physical meaning of a "sphere", and a pair (or even a series) of "concentric spheres", in a region with Schwarzschild geometry?

This accepted answer to the question "What is the physical meaning of the Eddington-Finkelstein coordinates?" (PSE/q/91724) prescribes to1. Enclos[e] the origin of our Schwarzschild spacetime in a series of...

Asked on 06/07/2021 by user12262

1 answer

Is an electron an ideal magnetic dipole?

Spin (for example of an electron) is described as an intrinsic form of angular moment, and we often say the electron has therefore magnetic moment, due to this angular moment....

Asked on 06/07/2021 by killerpantufas

1 answer

What is the nature of inflatons being the particles of the inflaton field?

It is thought that the inflationary expansion of the universe is driven by an inflaton field. A scalar field with negative energy. Today, the observed accelerated expansion of the universe...

Asked on 06/07/2021 by user301229

0 answer

Do extremely high-voltage power lines emit positrons?

Stretching across China, from the Xinjiang region in the west to the province of Anhui in the east, there's a ±1,100 kV high-voltage direct-current transmission system. I'm not 100% sure...

Asked on 06/07/2021 by Tanner Swett

6 answer

Can a system of particles with the same mass know they're being accelerated with respect to some other particle (or body)?

Bare with me as I try to use my fishy understanding of relativity.In the twin paradox, one body is able to know that it changed it's inertial frame of...

Asked on 06/07/2021

3 answer

Weight in Newtonian mechanics

What do we mean by the term weight? Is it an upward force exerted by an object to counteract the downward force of gravity (or) is it...

Asked on 06/07/2021 by user794763

3 answer

Wave vector in spherical coordinates

I understand the wave vector for plane waves in Cartesian coordinates. Along the direction of propagation of wave, $$k = sqrt{k_x^2+k_y^2+k_z^2} = frac{2pi}{lambda}$$If $(k_x, k_y, k_z) neq...

Asked on 06/07/2021 by Nara

2 answer

Multiverse theory VS Conformal Cyclic Cosmology (CCC)

Multiverse theory describes that there are many singularities taking birth and then based on their properties (like dark matter content), these may pop in and out of...

Asked on 06/07/2021

1 answer

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